package com.markhsiu.framework.netty;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

public class TimeClient {

	 public static void main(String[] args) throws Exception {
		 	int port;
	        if (args.length > 0) {
	            port = Integer.parseInt(args[0]);
	        } else {
	            port = 8080;
	        }
	        String host = "127.0.0.1";
	       
	        EventLoopGroup workerGroup = new NioEventLoopGroup();

	        try {
	            Bootstrap b = new Bootstrap(); // (1)
	            b.group(workerGroup); // (2)
	            b.channel(NioSocketChannel.class); // (3)
	            b.option(ChannelOption.SO_KEEPALIVE, true); // (4)
	            b.handler(new ChannelInitializer<SocketChannel>() {
	                @Override
	                public void initChannel(SocketChannel ch) throws Exception {
	                    ch.pipeline().addLast(new TimeDecoder(),new TimeClientHandler());
	                }
	            });

	            // Start the client.
	            ChannelFuture f = b.connect(host, port).sync(); // (5)

	            // Wait until the connection is closed.
	            f.channel().closeFuture().sync();
	        } finally {
	            workerGroup.shutdownGracefully();
	        }
	    }
}
